Subtract 7/10 from 18/64
18/64 - 7/10 is -67/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 10 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
18/64 = 18 × 5/64 × 5 = 90/320 - Likewise, for the 2nd fraction, since 10 × 32 = 320,
7/10 = 7 × 32/10 × 32 = 224/320 - Subtract the two like fractions:
90/320 - 224/320 = 90 - 224/320 = -134/320 - After reducing the fraction, the answer is -67/160
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